210021147

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27103}}^1$

素因数の和:27160

約数の個数: 32

約数和(自身を含む): 364277760

約数和(自身を除く): 154256613

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 27103, 81309, 189721, 243927, 569163, 731781, 1111223, 1707489, 3333669, 5122467, 7778561, 10001007, 23335683, 30003021, 70007049, 210021147]

約数ペア:

[(1, 210021147), (3, 70007049), (7, 30003021), (9, 23335683), (21, 10001007), (27, 7778561), (41, 5122467), (63, 3333669), (123, 1707489), (189, 1111223), (287, 731781), (369, 569163), (861, 243927), (1107, 189721), (2583, 81309), (7749, 27103)]